/**
 * Formats a number using the Intl.NumberFormat API.
 * @param value The value to format
 * @param step The step value to use for formatting. Used if no minimumFractionDigits is provided.
 * @param numberFormatterOptions Additional parameters to pass to the number formatter.
 * @returns The formatted value
 */
export declare const formatNumber: (value: number, step: number | string | undefined, numberFormatterOptions?: Intl.NumberFormatOptions) => string;